ALAB · Analysis updated Nov 5, 2026, 11:45 AM ET

Why is Astera Labs, Inc. (ALAB) stock moving?

Astera Labs reported a strong Q3 on Nov 3. Revenue was a record $584.9M, up 154% YoY and above the $550.8M consensus. Adjusted EPS was $1.32 against $1.19 expected. Scorpio is now the largest product family, with an annualized run rate above $1B. Q4 revenue guidance of $730-750M implies about 27% sequential growth. Even so, the shares kept falling after the report. They closed at $223.27 on Nov 4 after an intraday low of $208.40. That is roughly 55% below the $499.48 high of Jun 30. The stock fell from $290 on Oct 29 to $223 on Nov 4, and volume was elevated at 183,502 on Nov 4 in the data provided. The sell-off appears to reflect high expectations, gross margin slipping to 72.3% from 73.3%, and a steep opex step-up to $194-200M in Q4. A beta near 3 and a premarket drop of about 6% on Nov 5 add to the volatility. Analyst sentiment stays positive, with an average target around $360-376. The fundamentals are strong, but price momentum is clearly negative.

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